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Viewing changes to src/include/scripting/squirrel/sqclosure.h

  • Committer: mandrav
  • Date: 2007-02-12 14:55:28 UTC
  • Revision ID: svn-v4:98b59c6a-2706-0410-b7d6-d2fa1a1880c9:trunk:3594
* First part of directories layout re-organization: moved all sdk header files to a new dir named "include".

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src/include/scripting/squirrel/sqclosure.h
 
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/*      see copyright notice in squirrel.h */
 
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#ifndef _SQCLOSURE_H_
 
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#define _SQCLOSURE_H_
 
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struct SQFunctionProto;
 
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struct SQClosure : public CHAINABLE_OBJ
 
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{
 
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private:
 
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        SQClosure(SQSharedState *ss,SQFunctionProto *func){_function=func; INIT_CHAIN();ADD_TO_CHAIN(&_ss(this)->_gc_chain,this);}
 
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public:
 
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        static SQClosure *Create(SQSharedState *ss,SQFunctionProto *func){
 
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                SQClosure *nc=(SQClosure*)SQ_MALLOC(sizeof(SQClosure));
 
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                new (nc) SQClosure(ss,func);
 
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                return nc;
 
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        }
 
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        void Release(){
 
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                sq_delete(this,SQClosure);
 
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        }
 
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        SQClosure *Clone()
 
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        {
 
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                SQClosure * ret = SQClosure::Create(_opt_ss(this),_funcproto(_function));
 
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                ret->_env = _env;
 
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                ret->_outervalues.copy(_outervalues);
 
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                return ret;
 
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        }
 
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        ~SQClosure()
 
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        {
 
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                REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain,this);
 
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        }
 
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        bool Save(SQVM *v,SQUserPointer up,SQWRITEFUNC write);
 
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        bool Load(SQVM *v,SQUserPointer up,SQREADFUNC read);
 
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#ifndef NO_GARBAGE_COLLECTOR
 
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        void Mark(SQCollectable **chain);
 
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        void Finalize(){_outervalues.resize(0); }
 
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#endif
 
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        SQObjectPtr _env;
 
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        SQObjectPtr _function;
 
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        SQObjectPtrVec _outervalues;
 
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};
 
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//////////////////////////////////////////////
 
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struct SQGenerator : public CHAINABLE_OBJ 
 
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{
 
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        enum SQGeneratorState{eRunning,eSuspended,eDead};
 
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private:
 
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        SQGenerator(SQSharedState *ss,SQClosure *closure){_closure=closure;_state=eRunning;_ci._generator=_null_;INIT_CHAIN();ADD_TO_CHAIN(&_ss(this)->_gc_chain,this);}
 
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public:
 
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        static SQGenerator *Create(SQSharedState *ss,SQClosure *closure){
 
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                SQGenerator *nc=(SQGenerator*)SQ_MALLOC(sizeof(SQGenerator));
 
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                new (nc) SQGenerator(ss,closure);
 
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                return nc;
 
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        }
 
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        ~SQGenerator()
 
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        {
 
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                REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain,this);
 
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        }
 
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    void Kill(){
 
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                _state=eDead;
 
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                _stack.resize(0);
 
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                _closure=_null_;}
 
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        void Release(){
 
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                sq_delete(this,SQGenerator);
 
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        }
 
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        bool Yield(SQVM *v);
 
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        bool Resume(SQVM *v,SQInteger target);
 
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#ifndef NO_GARBAGE_COLLECTOR
 
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        void Mark(SQCollectable **chain);
 
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        void Finalize(){_stack.resize(0);_closure=_null_;}
 
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#endif
 
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        SQObjectPtr _closure;
 
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        SQObjectPtrVec _stack;
 
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        SQObjectPtrVec _vargsstack;
 
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        SQVM::CallInfo _ci;
 
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        ExceptionsTraps _etraps;
 
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        SQGeneratorState _state;
 
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};
 
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struct SQNativeClosure : public CHAINABLE_OBJ
 
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{
 
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private:
 
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        SQNativeClosure(SQSharedState *ss,SQFUNCTION func){_function=func;INIT_CHAIN();ADD_TO_CHAIN(&_ss(this)->_gc_chain,this);        }
 
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public:
 
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        static SQNativeClosure *Create(SQSharedState *ss,SQFUNCTION func)
 
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        {
 
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                SQNativeClosure *nc=(SQNativeClosure*)SQ_MALLOC(sizeof(SQNativeClosure));
 
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                new (nc) SQNativeClosure(ss,func);
 
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                return nc;
 
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        }
 
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        SQNativeClosure *Clone()
 
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        {
 
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                SQNativeClosure * ret = SQNativeClosure::Create(_opt_ss(this),_function);
 
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                ret->_env = _env;
 
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                ret->_name = _name;
 
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                ret->_outervalues.copy(_outervalues);
 
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                ret->_typecheck = _typecheck;
 
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                ret->_nparamscheck = _nparamscheck;
 
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                return ret;
 
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        }
 
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        ~SQNativeClosure()
 
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        {
 
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                REMOVE_FROM_CHAIN(&_ss(this)->_gc_chain,this);
 
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        }
 
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        void Release(){
 
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                sq_delete(this,SQNativeClosure);
 
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        }
 
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#ifndef NO_GARBAGE_COLLECTOR
 
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        void Mark(SQCollectable **chain);
 
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        void Finalize(){_outervalues.resize(0);}
 
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#endif
 
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        SQObjectPtr _env;
 
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        SQFUNCTION _function;
 
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        SQObjectPtr _name;
 
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        SQObjectPtrVec _outervalues;
 
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        SQIntVec _typecheck;
 
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        SQInteger _nparamscheck;
 
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};
 
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#endif //_SQCLOSURE_H_